Yellow Verbascum Thapsus (Common Mullein) Flower Herb Seeds

Grow striking vertical accents in your landscape with Yellow Verbascum thapsus (Common Mullein) Seeds, a tall, hardy herb known for its golden-yellow flower spikes and soft, velvety foliage. This drought-tolerant biennial thrives in full sun and poor, dry soils, making it ideal for meadows, pollinator gardens, wildlife-friendly landscapes, and naturalized plantings.

Common Mullein is valued for its dramatic height, long bloom period, and ability to adapt to challenging conditions. These Non-GMO Common Mullein Seeds establish easily and produce showy yellow flower spikes that attract beneficial pollinators throughout summer.

Features

• Produces tall, showy yellow flower spikes
• Soft, velvety gray-green foliage
• Excellent for meadows, wildflower gardens, and naturalized areas
• Highly drought tolerant once established
• Non-GMO high-quality seeds
• Low-maintenance and adaptable to poor soils
• Attracts pollinators such as bees and butterflies
• Thrives in full sun and dry conditions

Specifications

• Botanical Name: Verbascum thapsus
• Common Name: Common Mullein
• Seed Type: Non-GMO
• Plant Type: Biennial flowering herb
• Year 1: Basal rosette
• Year 2: Tall flower stalk
• USDA Zones: 3–9
• Sun Exposure: Full sun
• Soil Type: Dry, well-draining, sandy or rocky soils
• Water Needs: Low; drought tolerant
• Bloom Time: Summer
• Flower Color: Yellow
• Height: 4–7 feet in second year
• Spacing: 12–18 inches
• Season for Planting: Spring or fall
• Germination Time: 10–20 days
• Germination Temperature: 65–75°F
• Maintenance Level: Low
• Wildlife Friendly: Yes—supports pollinators
• Growth Habit: Upright flowering spike during second year

Planting Guide

• Soil Preparation: Choose dry, well-draining soil; no amendments required for performance.
• Sowing Time: Sow outdoors in spring or fall.
• Seed Depth: Scatter on soil surface; requires light to germinate.
• Watering for Germination: Keep the top layer lightly moist until sprouting.
• Germination Window: 10–20 days in warm conditions.
• Light Requirements: Provide full sun for best flowering.
• Thinning: Thin seedlings to 12–18 inches apart for strong growth.
• Watering Routine: Water sparingly once established; prefers dry conditions.
• Growth Stages:
• Year 1: Low-growing rosette
• Year 2: Tall flower spike develops
• Maintenance Tips: Allow seed heads to mature if natural reseeding is desired.